Four outside directors resign en masse, outside director ratio drops from 66.7% to 57.1%, raising concerns about weakened oversight


  • Korea Zinc disclosed on June 1, 2026 (effective May 29) that four outside directors (Lee Sang-hoon, Lee Hyung-kyu, Kim Kyung-won, Lee Jae-yong) resigned voluntarily due to personal reasons.
  • As a result, total registered directors decreased from 18 to 14, and outside directors from 12 to 8.
  • The outside director ratio fell from 66.7% to 57.1%, still above the majority requirement, so legal compliance is maintained.
  • The vague 'personal reasons' for resignation may raise uncertainty regarding potential management disputes or governance issues.
  • [AI Summary]While the simultaneous resignation of four outside directors could be seen as routine, the timing and lack of specific reasons warrant investor vigilance on management credibility and governance risks.

KOSPI Filing Information


  • Filing: Report on Appointment, Dismissal or Mid-Term Resignation of Outside Directors
  • Company: KOREA ZINC (010130)
  • Submission: KOREA ZINC INC
  • Receipt: 06-01-2026